Base | Representation |
---|---|
bin | 11110101110010100011000 |
3 | 120011012001210 |
4 | 132232110120 |
5 | 4030212130 |
6 | 444343120 |
7 | 125313111 |
oct | 36562430 |
9 | 16135053 |
10 | 8054040 |
11 | 4601135 |
12 | 2844aa0 |
13 | 188cc07 |
14 | 10d9208 |
15 | a915b0 |
hex | 7ae518 |
8054040 has 64 divisors (see below), whose sum is σ = 24766560. Its totient is φ = 2094080.
The previous prime is 8054023. The next prime is 8054069. The reversal of 8054040 is 404508.
It is a junction number, because it is equal to n+sod(n) for n = 8053998 and 8054016.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4102 + ... + 5738.
Almost surely, 28054040 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8054040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12383280).
8054040 is an abundant number, since it is smaller than the sum of its proper divisors (16712520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8054040 is a wasteful number, since it uses less digits than its factorization.
8054040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1692 (or 1688 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 8054040 is about 2837.9640589690. The cubic root of 8054040 is about 200.4493231210.
Adding to 8054040 its reverse (404508), we get a palindrome (8458548).
The spelling of 8054040 in words is "eight million, fifty-four thousand, forty".
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